Four employees at a fast-food restaurant each perform one of the four activities in serving a customer: greet customer, take order, process order, and deliver order.
24. Four employees at a fast-food restaurant each perform one of the four activities in serving a customer: greet customer, take order, process order, and deliver order. The processing time for each activity is given as follows:
| Activity | Processing time per customer |
| Greet customer | 2 seconds |
| Take order | 30 seconds |
| Process order | 60 seconds |
| Deliver order | 5 seconds |
Assume demand is unlimited. If each employee is paid $7.50 per hour,
What is the cost of direct labor associated with serving one customer (show calculations)?
What is the labor content associated with serving one customer (show calculations)?
What is the average labor utilization (show calculations)?
What is the total idle time (show calculations)?
25. Given the following data at the drive-through of a bank,
| Customer | Arrival Time | Service Time (minutes) |
| 1 | 8:06 | 5 |
| 2 | 8:10 | 10 |
| 3 | 8:15 | 7 |
| 4 | 8:36 | 2 |
What is the processing time of the second customer?
What is the average processing time from 8:06 to 8:36?
What is the average interarrival time from 8:06 to 8:36?
Is there, on average, enough capacity to serve all customers (show calculations)?
